$OpenBSD: patch-src_libtexture_texture_pvt_h,v 1.2 2015/10/04 12:59:15 pascal Exp $
--- src/libtexture/texture_pvt.h.orig	Mon Sep 28 20:00:17 2015
+++ src/libtexture/texture_pvt.h	Mon Sep 28 22:21:50 2015
@@ -32,6 +32,8 @@
 /// \file
 /// Non-public classes used internally by TextureSystemImpl.
 
+#undef _P
+
 
 #ifndef OPENIMAGEIO_TEXTURE_PVT_H
 #define OPENIMAGEIO_TEXTURE_PVT_H
